diff --git a/indra/newview/llvovolume.h b/indra/newview/llvovolume.h
index ce6c155883..66c87494df 100644
--- a/indra/newview/llvovolume.h
+++ b/indra/newview/llvovolume.h
@@ -233,7 +233,7 @@ public:
 
 				void	updateFaceFlags();
 				void	regenFaces();
-                BOOL    genBBoxes(BOOL force_global, BOOL should_update_octree_bounds = FALSE);
+                BOOL    genBBoxes(BOOL force_global, BOOL should_update_octree_bounds = TRUE);
 				void	preRebuild();
 	virtual		void	updateSpatialExtents(LLVector4a& min, LLVector4a& max);
 	virtual		F32		getBinRadius();